No longer judge the tight connection, cancel the circuit breaker mechanism of inbound flights, adjust the risk area to "high and low", correct the unscientific practices of nucleic acid testing, such as "two checks a day" and "three checks a day", and accelerate the dru

From October 14th to 16th, 2021, the 10th Huazhong Scientific Instrument and Laboratory Equipment Exhibition (Huazhong Scientific Instrument Exhibition) in 2021 was grandly held in Wuhan China Optics Valley Science and Technology Convention and Exhibition Center. As a communication platform for